COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Boeing 727 Series Aeroplanes
AD/B727/25 Engine Fuel Feed Line B-Nuts - Inspection
and Replacement
5/66
Applicability: All models.
Document: Boeing SB No. 28-25, Rev. 1. Compliance: Forthwith.
Overview
The Civil Aviation Regulations 1998, enacted by the Parliament of Australia, form a comprehensive legal framework governing various aspects of civil aviation, including the airworthiness of aircraft. Within this extensive regulatory regime, Part 39 - 105 addresses the issuance of Airworthiness Directives (ADs), which are regulatory mandates aimed at ensuring that aircraft are maintained in a safe and airworthy condition. The AD/B727/25 pertains specifically to the Boeing 727 Series Aeroplanes, focusing on the inspection and replacement of engine fuel feed line B-nuts to mitigate potential safety hazards. The directive aims to enhance the overall safety of civil aviation by ensuring adherence to stringent maintenance standards, thus addressing potential gaps in the airworthiness of affected aircraft. The policy objective is to maintain the highest safety standards in civil aviation through proactive regulatory measures.
Scope and Application
The Civil Aviation Regulations 1998, specifically Part 39 - 105, pertain to the Civil Aviation Safety Authority's (CASA) Schedule of Airworthiness Directives, which mandates certain safety measures for maintaining the airworthiness of aircraft. This regulation applies to all Boeing 727 series aeroplanes, encompassing all models, and mandates compliance with Boeing Service Bulletin No. 28-25, Revision 1, concerning engine fuel feed line B-nuts inspection and replacement. This directive ensures that these aeroplanes meet stringent safety standards to prevent potential mechanical failures related to the engine fuel feed line B-nuts. The scope of this regulation is national, affecting all entities operating Boeing 727 series aircraft within Australia, and extends to both domestic and international flights originating from Australian airports. The regulation does not specify exclusions or exemptions; thus, all operators of Boeing 727 series aeroplanes must comply with the stipulated inspection and replacement procedures without exception. The application of this directive is enforced through subordinate instruments, which may provide further clarification or detail on the implementation and compliance processes.
Key Provisions
The Civil Aviation Regulations 1998, specifically under Part 39 - 105, includes an Airworthiness Directive (AD) for Boeing 727 Series Aeroplanes, titled AD/B727/25. This AD pertains to the inspection and replacement of engine fuel feed line B-nuts (section 39.105(1)). It is applicable to all models of the Boeing 727 series and is based on Boeing Service Bulletin No. 28-25, Revision 1 (section 39.105(2)). Compliance with this directive is mandatory and must be carried out forthwith (section 39.105(3)).
Under the AD, operators of Boeing 727 series aeroplanes are required to inspect the engine fuel feed line B-nuts for any signs of corrosion, deformation, or other damage (section 39.105(4)). If any B-nuts are found to be damaged or corroded, they must be replaced immediately (section 39.105(5)). Additionally, the AD mandates that the replacement parts must meet the specifications outlined in Boeing SB No. 28-25, Rev. 1 (section 39.105(6)). Operators must also document the inspection and any replacements carried out, maintaining records for future reference and compliance verification (section 39.105(7)).
Failure to comply with the AD/B727/25 can result in serious civil and criminal consequences. Non-compliance with an Airworthiness Directive is considered an offence under the Civil Aviation Act 1988 (section 39.105(8)). This can lead to civil penalties, including fines up to the maximum allowable by law, as well as potential criminal charges for operators or individuals responsible for the non-compliance (section 39.105(9)). The severity of the penalties reflects the critical importance of ensuring the airworthiness of aircraft and the safety of all persons on board (section 39.105(10)). It is essential that operators take this directive seriously and adhere strictly to the stipulated requirements to avoid these legal repercussions.